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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 11:36 pm CST Jan 16, 2026 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday M.L.King Day Tuesday Wednesday Thursday Friday
Mostly Cloudy on Overnight 30% chance of snow on Saturday Increasing Clouds on Sunday Mostly Sunny on M.L.King Day Mostly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday
Low: 15°F High: 19°F High: 26°F High: 14°F High: 27°F High: 37°F High: 27°F High: 31°F
Low: 8 °F Low: 4 °F Low: 6 °F Low: 21°F Low: 16°F Low: 15°F  
Mostly Cloudy Snow Increasing Clouds Mostly Sunny Mostly Sunny Partly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
GALESBURG - (KGBG)
19°
Feels like 7°F
Cloudy
as of 11:55 PM CST
Rel. Humidity: 85%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 23 MPH
310° Northwest
Cloud Level(s): Scattered at 3300ft, Solid Overcast at 4900ft
Current Conditions at
PEORIA - (KPIA)
25°
Feels like 13°F
Cloudy
Light Snow
as of 11:54 PM CST
Rel. Humidity: 68%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 22 MPH
310° Northwest
Cloud Level(s): Few at 2700ft, Broken at 3400ft, Solid Overcast at 4300ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
23°
Feels like 9°F
Cloudy
as of 11:55 PM CST
Rel. Humidity: 57%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 23 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 4700ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
23°
Feels like 11°F
Cloudy
as of 11:55 PM CST
Rel. Humidity: 62%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 20 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 4000ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 15. Wind chill values between 4 and 9. West northwest wind around 14 mph, with gusts as high as 23 mph.

30% chance of snow Saturday Saturday... A chance of flurries before 1pm, then a chance of flurries with a slight chance of snow between 1pm and 3pm, then a chance of snow or flurries after 3pm. Mostly cloudy, with a high near 19. Wind chill values between zero and 5. West wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

20% chance of snow Saturday Night Saturday Night... A chance of flurries with a slight chance of snow before 7pm, then a chance of flurries between 7pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 8. Wind chill values between -5 and 2. West northwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Increasing Clouds on Sunday Sunday... Increasing clouds, with a high near 26. Wind chill values between -2 and 8. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 4. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 32 mph.

Mostly Sunny on M.L.King Day M.L.King Day... Mostly sunny, with a high near 14. West northwest wind 10 to 18 mph, with gusts as high as 31 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 6. West southwest wind 6 to 8 mph, with gusts as high as 17 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 27.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 21.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 37.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 16.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 27.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 15.

Partly Sunny on Friday Friday... Partly sunny, with a high near 31.

Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:21 AM
Sunset: 5:00 PM
Civil Sunrise:06:51 AM
Civil Sunset: 5:30 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 6:03 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:36 PM
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